github.com/GoogleContainerTools/skaffold@v1.39.18/pkg/skaffold/util/workdir.go (about)

     1  /*
     2  Copyright 2020 The Skaffold Authors
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package util
    18  
    19  import (
    20  	"os"
    21  	"runtime"
    22  )
    23  
    24  // On macOS, $PWD can have a different case that the actual current
    25  // working directory. That happens for example if one does:
    26  // `cd /home/me/MY-PROJECT` before running Skaffold,
    27  // instead of `cd /home/me/my-project`.
    28  // In such a situation, the file watcher will fail to detect changes.
    29  // To solve that, we force `os.Getwd()` not to use $PWD.
    30  // See: https://github.com/rjeczalik/notify/issues/96
    31  func RealWorkDir() (string, error) {
    32  	if runtime.GOOS == "darwin" {
    33  		if pwd, present := os.LookupEnv("PWD"); present {
    34  			os.Unsetenv("PWD")
    35  			defer os.Setenv("PWD", pwd)
    36  		}
    37  	}
    38  
    39  	return os.Getwd()
    40  }